The men have been identified as; 30-year-old Rory Johns, 31-year-old Shane Hibbert, who is a ex-soldier.
The body of the third man is still unidentified but all three men are said to originate from Three Miles River in Westmoreland.
Related: Three bodies discovered in burnt-out car in St James
Police discovered the bodies of the three men after receiving reports that a by police in the burnt-out car was seen in the area.
Investigators have yet to determine the circumstances behind the death of the men.